Re: [dpdk-dev] [PATCH v4 08/11] eal: replace rte_panic instances in interrupts thread

[Arnon Warshavsky <arnon@qwilt.com>]

Not deliberate.Thanks

On Thu, Apr 19, 2018 at 8:27 PM, Kevin Traynor <ktraynor@redhat.com> wrote:

> On 04/19/2018 07:01 AM, Arnon Warshavsky wrote:
> > replace panic calls with log and retrun value.
> > Thread function removes the noretrun attribute.
> >
> > Signed-off-by: Arnon Warshavsky <arnon@qwilt.com>
> > ---
> >  lib/librte_eal/linuxapp/eal/eal_interrupts.c | 27
> ++++++++++++++++++++-------
> >  1 file changed, 20 insertions(+), 7 deletions(-)
> >
> > diff --git a/lib/librte_eal/linuxapp/eal/eal_interrupts.c
> b/lib/librte_eal/linuxapp/eal/eal_interrupts.c
> > index 58e9328..8b8650a 100644
> > --- a/lib/librte_eal/linuxapp/eal/eal_interrupts.c
> > +++ b/lib/librte_eal/linuxapp/eal/eal_interrupts.c
> > @@ -785,7 +785,7 @@ struct rte_intr_source {
> >   * @return
> >   *  never return;
> >   */
> > -static __attribute__((noreturn)) void *
> > +static void *
> >  eal_intr_thread_main(__rte_unused void *arg)
> >  {
> >       struct epoll_event ev;
> > @@ -803,8 +803,11 @@ static __attribute__((noreturn)) void *
> >
> >               /* create epoll fd */
> >               int pfd = epoll_create(1);
> > -             if (pfd < 0)
> > -                     rte_panic("Cannot create epoll instance\n");
> > +             if (pfd < 0) {
> > +                     RTE_LOG(CRIT, EAL, "%s(): Cannot create epoll
> instance\n",
> > +                                     __func__);
> > +                     return NULL;
> > +             }
> >
> >               pipe_event.data.fd = intr_pipe.readfd;
> >               /**
> > @@ -813,8 +816,11 @@ static __attribute__((noreturn)) void *
> >                */
> >               if (epoll_ctl(pfd, EPOLL_CTL_ADD, intr_pipe.readfd,
> >                                               &pipe_event) < 0) {
> > -                     rte_panic("Error adding fd to %d epoll_ctl, %s\n",
> > +                     RTE_LOG(CRIT, EAL, "%s(): Error adding fd to %d "
> > +                                     "epoll_ctl, %s\n",
> > +                                     __func__,
> >                                       intr_pipe.readfd, strerror(errno));
> > +                     return NULL;
> >               }
> >               numfds++;
> >
> > @@ -831,9 +837,14 @@ static __attribute__((noreturn)) void *
> >                        * into wait list.
> >                        */
> >                       if (epoll_ctl(pfd, EPOLL_CTL_ADD,
> > -                                     src->intr_handle.fd, &ev) < 0){
> > -                             rte_panic("Error adding fd %d epoll_ctl,
> %s\n",
> > -                                     src->intr_handle.fd,
> strerror(errno));
> > +                             src->intr_handle.fd, &ev) < 0) {
>
> The alignment changed here, not sure if it was deliberate
>
> > +                             RTE_LOG(CRIT, EAL,
> > +                                             "%s(): Error adding fd %d "
> > +                                             "epoll_ctl, %s\n",
> > +                                             __func__,
> > +                                             src->intr_handle.fd,
> > +                                             strerror(errno));
> > +                             return NULL;
> >                       }
> >                       else
> >                               numfds++;
> > @@ -848,6 +859,8 @@ static __attribute__((noreturn)) void *
> >                */
> >               close(pfd);
> >       }
> > +
> > +     return NULL;
> >  }
> >
> >  int
> >
>
>


-- 

*Arnon Warshavsky*
*Qwilt | work: +972-72-2221634 | mobile: +972-50-8583058 | arnon@qwilt.com
<arnon@qwilt.com>*